摘要:
Methods of forming a metal silicate layer and methods of fabricating a semiconductor device including the metal silicate layer are provided, the methods of forming the metal silicate layer include forming the metal silicate using a plurality of silicon precursors. The silicon precursors are homoleptic silicon precursors in which ligands bound to silicon have the same molecular structure.
摘要:
Provided are methods of removing water adsorbed or bonded to a surface of a semiconductor substrate, and methods of depositing an atomic layer using the method of removing water described herein. The method of removing water includes applying a chemical solvent to the surface of a semiconductor substrate, and removing the chemical solvent from the surface of the semiconductor substrate.
摘要:
Provided are methods of removing water adsorbed or bonded to a surface of a semiconductor substrate, and methods of depositing an atomic layer using the method of removing water described herein. The method of removing water includes applying a chemical solvent to the surface of a semiconductor substrate, and removing the chemical solvent from the surface of the semiconductor substrate.
摘要:
An electronic device includes a lower layer, a complex dielectric layer on the lower layer, and an upper layer on the complex dielectric layer. The complex dielectric layer includes an amorphous metal silicate layer and a crystalline metal-based insulating layer thereon. Related fabrication methods are also discussed.
摘要:
Provided is a semiconductor device including an insulating layer of a cubic system or a tetragonal system, having good electrical characteristics. The semiconductor device includes a semiconductor substrate including an active region, a transistor that is formed in the active region of the semiconductor substrate, an interlevel insulating layer that is formed on the semiconductor substrate and a contact plug that is formed in the interlevel insulating layer and that is electrically connected to the transistor. The semiconductor device may include a lower electrode that is formed on the interlevel insulating layer and that is electrically connected to the contact plug, an upper electrode that is formed on the lower electrode and an insulating layer of a cubic system or a tetragonal system including a metal silicate layer. The insulating layer may be formed between the lower electrode and the upper electrode.
摘要:
Capacitors having upper electrodes that include a lower electrode, a dielectric layer and an upper electrode that includes a conductive metal nitride layer and a doped polysilicon germanium layer are provided. At least part of the conductive metal nitride layer is oxidized and/or at least part of the dielectric layer is nitridized.
摘要:
Provided are methods of manufacturing dielectric films including forming a first dielectric film on a wafer using atomic layer deposition (ALD) in a first batch type apparatus, forming a second dielectric film on the first dielectric film using atomic layer deposition in a second batch type apparatus, wherein the second dielectric film has a higher crystallization temperature than the first dielectric film and forming a third dielectric film on the second dielectric film using atomic layer deposition in a third batch type apparatus. Methods of manufacturing metal-insulator-metal (MIM) capacitors using the methods of forming the dielectric films and batch type atomic layer deposition apparatus for forming the dielectric films are also provided.
摘要:
Capacitors having upper electrodes that include a lower electrode, a dielectric layer and an upper electrode that includes a conductive metal nitride layer and a doped polysilicon germanium layer are provided. At least part of the conductive metal nitride layer is oxidized and/or at least part of the dielectric layer is nitridized.
摘要:
Provided is a semiconductor device including an insulating layer of a cubic system or a tetragonal system, having good electrical characteristics. The semiconductor device includes a semiconductor substrate including an active region, a transistor that is formed in the active region of the semiconductor substrate, an interlevel insulating layer that is formed on the semiconductor substrate and a contact plug that is formed in the interlevel insulating layer and that is electrically connected to the transistor. The semiconductor device may include a lower electrode that is formed on the interlevel insulating layer and that is electrically connected to the contact plug, an upper electrode that is formed on the lower electrode and an insulating layer of a cubic system or a tetragonal system including a metal silicate layer. The insulating layer may be formed between the lower electrode and the upper electrode.
摘要:
Provided is a semiconductor device including a multi-layer dielectric structure and a method of fabricating the semiconductor device. According to one example embodiment, the semiconductor device includes a capacitor comprising: first and second electrodes facing each other; at least one first dielectric layer that is disposed between the first and second electrodes, the at least one first dielectric layer comprising a first high-k dielectric layer doped with silicon; and at least one second dielectric layer that is disposed between the at least one first dielectric layer and any of the first and second electrodes, the at least one second dielectric layer having a higher crystallization temperature than that of the first dielectric layer.